Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5164081 | Apparatus for separation and for treatment of fluid feedstreams, wafers for use therein and related methods | Randall W. Nichols, Robert D. Littler | 1992-11-17 |
| 5131928 | High pressure facilitated membranes for selective separation and process for the use thereof | Marc W. Blackman, Alex E. Velikoff, Ronald J. Valus | 1992-07-21 |
| 5120019 | Valve | — | 1992-06-09 |
| 5057641 | High pressure facilitated membranes for selective separation and process for the use thereof | Ronald J. Valus, Reza Eshraghi, Alexander E. Velikoff | 1991-10-15 |
| 5048215 | Front grip for a firearm | — | 1991-09-17 |
| 5006287 | Affinity membranes having pendant hydroxy groups and processes for the preparation and use thereof | — | 1991-04-09 |
| 5006256 | Affinity membranes having pendant hydroxy groups and processes for the preparation and use thereof | — | 1991-04-09 |
| 4963264 | Process for selective dialysis using polymeric affinity adsorbents and size selective membranes | — | 1990-10-16 |
| 4919811 | Affinity membranes having pendant hydroxy groups and processes for the preparation and use thereof | — | 1990-04-24 |
| 4909701 | Articulated arm transfer device | E. Brian Hardegen, Todd Bottomley | 1990-03-20 |
| 4857159 | Electrodeposition recovery method for metals in polymer chelates | Michael F. McGuiggan, Edward A. Cuellar, Frederick W. Haas | 1989-08-15 |
| 4770784 | Scrubbing process for high feed concentrations | Michael F. McGuiggan, Terry Berrett | 1988-09-13 |
| 4730976 | Articulated arm transfer device | Norman B. Brooks | 1988-03-15 |
| 4666366 | Articulated arm transfer device | — | 1987-05-19 |
| 4661629 | Separation of phenylalanine from phenylalanine ethyl ester | Ronald J. Valus | 1987-04-28 |
| 4549965 | Liquid chromatographic method and apparatus with membrane for post-column derivatization | — | 1985-10-29 |
| 4529521 | Method and apparatus for analyzing latexes | Hernan J. Cortes | 1985-07-16 |
| 4474664 | Ion analysis method and apparatus | Timothy S. Stevens, Hamish Small | 1984-10-02 |
| 4451374 | Liquid chromatographic method and post-column effluent treatment for detection and separation at optimized pH | Dennis P. Peterson | 1984-05-29 |
| 4448691 | Liquid chromatographic method and apparatus with hollow fiber device for post-column derivatization | — | 1984-05-15 |